docs: add a Pyodide icon and misc. stuff + regenerate projects and working examples data for Android, iOS, and Pyodide (#2815)

* Create greyed-out Pyodide icon

* Add Pyodide icon to NumPy and scikit-learn

* Add new Pyodide data to projects fields

* Allow local SVG usage if missing in simple-icons

* Fix deprecated `login_or_token` argument

* Regenerate working examples with Android, iOS, and Pyodide data

* Add Pyodide to the "Usage" table

* Add ⚠️⁵ to the table indicating Pyodide being untested

* add pybase64 to the list of projects building pyodide wheels

* Update and format table + maybe this looks nicer

* Downscale Pyodide SVG to 16px width

* Reformat tables and superscript references a bit more

---------

Co-authored-by: Matthieu Darbois <mayeut@users.noreply.github.com>

docs/data/projects.schema.json

@@ -28,7 +28,7 @@
       "ci_config": { "type": "string" },
       "os": {
         "type": "array",
-        "items": { "enum": ["windows", "apple", "linux", "android", "ios"] }
+        "items": { "enum": ["windows", "apple", "linux", "android", "ios", "pyodide"] }
       }
     },
     "required": ["name", "gh", "ci", "os"]